to meet you. hey, can i call you joe. >> you can call me joe. >> can i call you joe. that was sarah palin holding her own against joe biden and this memorable moment from the 19 8 debate. vice presidential candidate lloyd bentsen saying this to dan quayle as he said he had as much experience as jfk. >> jack kennedy was a friend of mine, senator, you're no jack kennedy. >> so powerful moments, rick, but did they make a difference? >> two of the most vice presidential debate lines of all time but both were uttered by losing candidates. they know the stakes are huge for the debate. this is brand-new terrain for paul ryan. biden has more pressure on him now than ever because of the man at the top of the ticket's poor performance last week. >> we'll all be watching. rick klein with the bigger picture, thank you. this right here one on one, george and diane at the dafk and jake tapper and me at the debate hall and martha raddatz moderating the debate beginning at 9:00 p.m. eastern right here on abc. >>> we move on tonight to a key issue for many voters in the electric, the soaring price of gas.